Photo 1145674, (c) Rebecca Johnson, some rights reserved (CC BY-NC), uploaded by Rebecca Johnson

Attribution © Rebecca Johnson some rights reserved Uploaded by rebeccafay Source iNaturalist Associated observations Photos / Sounds What Tree Ruffle Liverwort (Porella navicularis) Observer rebeccafay Date September 27, 2014 10:42 AM PDT Place Memorial Park, San Mateo, California, United States (Google, OSM) Date Added September 28, 2014 01:21 PM PDT 2 IDs Research Grade View Sizes small medium large original